12:1 gears, new stock anti reversal latch, new lonex red piston, new arp556 g&g cylinder, cnc nozzle, tappet plate, blade trigger, cylinder head with aoe corrected, silver retro piston head, asg 30k green motor wired to deans 30 rps 350 FPS NO TRADES Can throw in some murder mags and kwa 120s